23032111 has 2 divisors, whose sum is σ = 23032112. Its totient is φ = 23032110.

The previous prime is 23032103. The next prime is 23032147. The reversal of 23032111 is 11123032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23032111 - 2³ = 23032103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23032091 and 23032100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23032151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11516055 + 11516056.

It is an arithmetic number, because the mean of its divisors is an integer number (11516056).

Almost surely, 2^23032111 is an apocalyptic number.

23032111 is a deficient number, since it is larger than the sum of its proper divisors (1).

23032111 is an equidigital number, since it uses as much as digits as its factorization.

23032111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 23032111 is about 4799.1781588101. The cubic root of 23032111 is about 284.5189834164.

Adding to 23032111 its reverse (11123032), we get a palindrome (34155143).

It can be divided in two parts, 23032 and 111, that multiplied together give a palindrome (2556552).

The spelling of 23032111 in words is "twenty-three million, thirty-two thousand, one hundred eleven".